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Home >
Products > MCU >
Human Interface Device > SPRF2411A
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 Solutions
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SPRF2411A
2.4GHZ 32CH 2WAY RF OPTICAL/LASER TILT-WHEEL MOUSE SOC
Features
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Mouse Features
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Decodes mouse sensor automatically for mouse X-Y direction:
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Avagotech - A7530; A7050; A5030; A5090; A3040
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Pixart – P3204; P3603.
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Displacement tracking speed : 12 ~ 20 inchs/Sec.
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Sensor orientation Vertical or Horizontal strap for mouse shape.
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Flexible support numbers of buttons:
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Left; Middle; Right button for standard and side_up;
side_down for extended button.
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2 tilt buttons (left / right) decode for horizontal scrolling.
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2 customized buttons for Multimedia / Internet hot-keys.
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In-use Sensitivity Switching to high and low CPI for 2 segment
resolution with LED indicator through “CPI_SW” button and no
software driver required.
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Resolution CPI-LED blinking indicator
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High (1600 / 1000) CPI = LED blinking 2 seconds with 12Hz
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Low (800 / 500) CPI = LED blinking 2 seconds with 2Hz
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Supports mechanical wheel encoding (1:2).
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High speed mouse report rate up to 125 report/s.
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Supports LOP ALPC system to comply IEC 60825-1 eye safety.
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SunplusIT software driver available for Tilt-button enable.
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Comments Features
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Component Reduction:
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Integrated high efficiency DC/DC converter
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Built-in internal 6MHz oscillator and one output clock to
external mouse sensor.
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Built-in EEPROM (128 Bytes) used for Channel; ID and RF
test memorizes.
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Low Operating Voltage from 1.8V to 4.2V.
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2.4GHz RF Features
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32 channels hopping with 2 group form 2.405GHz ~ 2.476GHz.
(see section 6).
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Sensitively up to -93 dBm (@ 250kbps).
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Output power up to 0 dBm.
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Low-noise amplifier, power amplifier, modern and data
slicer/recovery on chip.
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High speed RF link data rate Max. 1M bit/s.
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24 bits ID number (16777216 combinations): allows the receiver
to identify its mouse.
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1 connect (bind) button for RF link sync or Auto connect (by
AP-Tool active) while Power on (batteries insert).
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Power Management Features
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Smart power On / Off via BIND button (One-touch) or RF
disconnected.
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Support 5 stages of operate mode for smart battery power saving
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Active mode: when activity (movement; buttons; scrolling) is
detected.
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Idle mode: when inactivity (without movement; buttons;
scrolling) within 5 Sec.
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Standby mode: Idle mode occurred after 5 Sec. entrance.
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Wait mode: Standby mode occurred after 60 Sec. entrance.
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Suspend mode: Wait mode occurred after 10 min. entrance.
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Package
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40Pin QFN 6 X 6 mm package available.
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BLOCK DIAGRAM
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